110 TESTACEOUS MOLLXJSCA. 



t. 67.— List. t. 33G./ 1 73.— A'/?or?-. <5. t. 10. /. 1.— V. Reticu- 

 lata. W. t. 8. f. 6G. Rounded heart-shaped, strong, gibbon?, 

 whitish with brown rays, speckled near the beaks and stained with 

 the same colour on the anterior side, which is angulated and its 

 edge almost direct and straight ; decussated by tolerably close-set 

 fimbriated membranaceous lamellae and crowded obtuse radiating 

 riblets ; ventral edge arcuated but not rounded, ligamental sloping ; 

 lunule heart-shaped and projecting : one of the lips overlapping 

 the base of the anterior depression : within with an anterior purple 

 stain. 3. — Indian Ocean. 



V. LiSTERi. — DosiNA L. Gray in Analyst. 1838. — V. Puer- 

 PERA. Var. 2. Lam.—E. t. 278. /. 2.— V. Puerpera. W. t. 

 10. f. 67. — Yoimg, V. Reticulata. Lam {not Lin.) Closely 

 resembling the last, but the membranaceous lamellae closer, finer, 

 and more fimbriated, especially on the anterior side, which is 

 not stained with brown, nor is its margin straight : ligamental edge 

 scarcely at all sloping : inside not stained with purple. 3. — 

 Indian Seas. — Colour usually white with ferruginous zigzag 

 markings. 



V. Pygmea, Lam. 3. Small, ovate, rather depressed, with 

 curled and wavy transverse ridges, somewhat decussated, whitish 

 spotted with brown and rufous : anterior slope lamellar, beaks rosy. 

 -|. — W. Indies. 



V. Reticulata. Lin. Mm. Ulr. p. 503.— Z>. p. 188.— V. 

 CoRBis. Lam. A.~Ch.f. 382, 3. —E. t. 276./. A.— List. t. 33.5. 

 f. 172. Heart-shaped, slightly rounded, tumid, white, with pale 

 chesnut or brownish spots often disposed in rays, and concentric 

 rather depressed, somewhat granular ridges which are decussated 

 by longitudinal raised ribs ; the profound and wrinkled lunule 

 defined by a groove ; white within, with the margin indistinctly 

 crenulated and the hinge saffron-coloured or stained with rose. 

 2 . . 21. — Indian Ocean. 



V. Crenulata. Lam. 5.—D. p. 189.— IF. t. 8. f. G8.— 

 V. Crenata. Ginel. 3279.-Ch. f. 385. Heart-shaped, with 

 transverse moderately elevated membranaceous ridges, which are 

 crenulated by indistinct longitudinal striae, whitish with tawny 

 spots disposed in rays, and the lunule brown and widely heart- 

 shaped ; uniform white within and the posterior margin strongly 

 crenulated. 1 1. — India. 



V. Reflexa. Mont. sup. p. 40. and \68.—Turt. B. t. 10. f. 1, 2. 

 —V. DisciNA. Lam.6.—Phil. p. 42.— Bl. t. 75./. 6.— V. Ruste- 

 Rucci. Payr. f. 26, 7, 8. Rounded obovate, sub-cordate, com- 

 pressed, anterior slope excavated, very pale flesh-colour with obsolete 

 red spots forming indistinct rays ; concentric ridges posteriorly 

 rather depressed, rising into thin waved and deflected plates an- 

 teriorly : lunule elongated heart-shaped, wrinkled. \f. — Europe. 



V. Verrucosa.* Lin. 1130.— D. p. 163. — Lam. 7.— Ch.f. 



